Greenbrook TMS (GBNH) Institutional Ownership → Fidelity, Bezos, Goldman Bet Big on Tiny Biotech (From Behind the Markets) (Ad) Free GBNH Stock Alerts Notice: This company has been marked as potentially delisted and may not be actively trading. Add Compare Share Share OwnershipStock AnalysisAnalyst ForecastsEarningsHeadlinesOwnershipShort InterestSocial MediaStock AnalysisAnalyst ForecastsEarningsHeadlinesOwnershipShort InterestSocial Media Institutional Ownership Changes (13F Filings) for Greenbrook TMS (NASDAQ:GBNH)CurrentInstitutional OwnershipPercentage64.29%Number ofInstitutional Buyers(last 12 months)2TotalInstitutional Inflows(last 12 months)$6.29MNumber ofInstitutional Sellers(last 12 months)0 Get GBNH Insider Trade Alerts Want to know when executives and insiders are buying or selling Greenbrook TMS stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address Skip Chart & View Institutional Buying and Selling Data GBNH Institutional Buying and Selling by Quarter Ad Unstoppable ProsperityRSVP: Charles Payne’s Cash Flow WorkshopAre you ready to find untapped value in the stocks you already own… Without selling a single share… Then you need to know these Cash Flow Trade Strategies.Register For Free Now! Greenbrook TMS Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails2/14/2024AdvisorShares Investments LLC855,989$231K0.1%+105.3%2.098% 11/6/2023AdvisorShares Investments LLC416,923$108K0.0%+60.2%1.022% 8/9/2023AdvisorShares Investments LLC260,307$175K0.1%+31.8%0.638% 5/12/2023Madryn Asset Management LP6,363,636$6.01M7.9%N/A35.747% 5/9/2023AdvisorShares Investments LLC197,428$187K0.1%+68.1%1.109% 10/21/2022 K.J. Harrison & Partners Inc11,000$30K0.0%N/A0.062% 8/12/2022AWM Investment Company Inc.259,813$333K0.1%-57.0%1.459% 8/8/2022AdvisorShares Investments LLC128,256$182K0.1%+23.8%0.720% 5/9/2022AdvisorShares Investments LLC103,562$389K0.1%+61.3%0.582% 5/6/2022 AM Investment Strategies LLC24,000$90K0.0%N/A0.135% 2/14/2022Masters Capital Management LLC700,000$2.95M0.1%+55.6%3.932% 2/7/2022Royce & Associates LP223,500$977K0.0%+8.0%1.255% 1/31/2022AdvisorShares Investments LLC64,214$281K0.0%+365.5%0.361% 11/16/2021Masters Capital Management LLC450,000$3.34M0.1%+80.0%2.528% 11/12/2021Rockefeller Capital Management L.P.14,715$109K0.0%N/A0.083% 11/4/2021AdvisorShares Investments LLC13,796$103K0.0%N/A0.078% 8/17/2021Masters Capital Management LLC250,000$3.03M0.1%N/A1.553% 8/13/2021AWM Investment Company Inc.612,147$7.41M0.7%N/A3.804% 8/13/2021Toronto Dominion Bank33,446$405K0.0%-17.4%0.208% 8/10/2021Toronto Dominion Bank33,300$403K0.0%-17.8%0.207% 5/18/2021Jane Street Group LLC52,131$631K0.0%N/A0.386% 5/14/2021 K.J. Harrison & Partners Inc11,000$132K0.0%N/A0.081% 5/13/2021Bank of Montreal Can6,511$82K0.0%N/A0.048% (Data available from 1/1/2016 forward) GBNH Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of GBNH shares? During the previous two years, the following institutional investors and hedge funds held shares of Greenbrook TMS shares: Madryn Asset Management LP ($6.01M), AWM Investment Company Inc. ($333K), and AdvisorShares Investments LLC ($231K), K.J. Harrison & Partners Inc ($30K).Learn more on GBNH's institutional investors. What percentage of Greenbrook TMS stock is owned by institutional investors? 64.29% of Greenbrook TMS stock is owned by institutional investors. Learn more on GBNH's institutional investor holdings. Which institutional investors have been buying Greenbrook TMS stock? The following institutional investors have purchased Greenbrook TMS stock in the last 24 months: Madryn Asset Management LP ($6.36M), AdvisorShares Investments LLC ($802.60K), and K.J. Harrison & Partners Inc ($11K). How much institutional buying is happening at Greenbrook TMS? Institutional investors have bought a total of 7,177,239 shares in the last 24 months. This purchase volume represents approximately $6.50M in transactions. Which Greenbrook TMS major shareholders have been selling company stock? The following institutional investors have sold Greenbrook TMS stock in the last 24 months: AWM Investment Company Inc. ($344.13K). How much institutional selling is happening at Greenbrook TMS? Institutional investors have sold a total of 344,134 shares in the last 24 months. This volume of shares sold represents approximately $457.70K in transactions. 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